Migrate Storm Topologies to Heron

Heron is designed to be fully backwards compatible with existing Apache
Storm projects, which means that you can
migrate an existing Storm topology to Heron by making
just a few adjustments to the topology’s pom.xmlMaven configuration
file.

Step 4. Run Maven commands

Step 4 (optional). Launch your upgraded Heron topology

You can launch the compiled Maven project on your local
cluster using heron submit.

First, modify your project’s base directory {basedir} and
{PATH-TO-PROJECT}.jar, which is located in ${basedir}/target by Maven
convention. Then modify the
TOPOLOGY-FILE-NAME and TOPOLOGY-CLASS-NAME for your project: